Scubapro HP

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coldstroke

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Messages
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Location
pennsylvania
# of dives
100 - 199
Is anyone familiar with a SP regulator which looks like a SP R109/Bal Adj. It is metal, lbut has no adjustment handle on its outside? I am told it is a Scubapro HP.
 
i dont know too much about them,i have 109s and 159s,but i think they used them on lower end sets and i have seen them used for octos with orange exhausts. a few of the scubapro experts should chime in here pretty soon,they will be able to give you more info.
 
Well, it is basically an R190 but you won't need many o-rings. Newer versions have an adjustable orifice (same part as current SP 2nds) that take one o-ring. I have an older version with a fixed orifice (no adjustment except the demand valve nut) and the only o-ring is sealing the housing to the body. Some of these things have spent more time in somebody's attic that they spent diving so plan on lots of soaking before you can get things to unscrew.
 
Coldstroke et al,

Here is a great site to find info on lots of different regulators. The second link has the 108......couv

ps I have one of these too.


db_108-no1.jpg


http://www.scubacollector.de/

http://www.scubacollector.de/html/108_-_h_p_.html
 
The 108/High Performance is not balanced but when properly tuned is an excellent performing second stage that offers better performance (smoother airflow and a lower inhalation effort than the current R190 due to the metal orifice. Plus the metal case makes it an excellent choice for cold water and it also virtually eliminates dry mouth.

I started diving with a MK 3 High Performance and when properly tuned it would offer inhalation efforts every bit as low as the Mk 10 Balanced Adjustable I owned later. At lower tank pressures the unbalanced Mk 3 increased the inhalation effort and below 100 ft, the limited flow rate of the Mk 3 begins to show - but when properly tuned and paired with a balanced first stage the High Performance will still offer excellent performance.
 
https://www.shearwater.com/products/peregrine/

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